Casslyn

curly-haired, or a variant of Katherine
English origin · Girl name
3% boys97% girls
#602US 2023
1.6kBirths / yr
Stable
5All-time births
📅 Since 201000

What does Casslyn mean and where does it come from?

Casslyn is a modern name that combines elements of Cassie (a diminutive of Cassandra or occasional diminutive form of Katherine) and Lynn. It reflects a contemporary trend in naming, popular in English-speaking countries, particularly in the United States. While not historically grounded, it embodie

Cultural significance
Casslyn has been a cherished name across cultures, particularly in English-speaking communities, where it reflects values of curly-haired, or a variant of katherine.
Peak popularity
Reached #19434 in 2010 — currently #602 in the US.
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Related Reading
English-origin baby names with timeless appeal
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What middle names flow best with Casslyn?

Casslyn works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Casslyn Grace
Most popular combo · classic
Casslyn Rose
Floral · soft ending
Casslyn Mae
Sweet · timeless
Casslyn Claire
French influence · crisp
Casslyn Jane
Literary · strong
Casslyn Skye
Modern · airy feel
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Middle Names
The best middle names for Casslyn
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How popular is Casslyn right now?

Holding steady — currently #602 in the US out of 135.5k tracked names

US Trend 20102023#602 · Top 0.44%
2010
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#6021,598▲ up 5 · +1% births
2022#6071,578▲ up 5 · +2% births
2021#6121,548▲ up 18822 · +30860% births
2010#194345

The story of Casslyn

Casslyn is a relatively modern name, first appearing in US records in 2010. With 5 total births recorded, Casslyn remains relatively uncommon. The name has grown more popular over time, rising from #19434 in 2010 to #602 in 2023.

Names that peaked alongside Casslyn in 2010:

💎Casslyn has only 5 total recorded births since 2010 — rarer than 99% of names in our database.

What are good nicknames for Casslyn?

Common
CasCa

Common questions about the name Casslyn

What does the name Casslyn mean?
Casslyn means "curly-haired, or a variant of Katherine" — a name rooted in English tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Casslyn?
Casslyn is currently ranked #602 as a girl name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Casslyn?
Casslyn originates from English tradition. English names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
What are good nicknames for Casslyn?
Casslyn naturally lends itself to affectionate nicknames. Shortened versions based on the first syllable are most popular, and many parents also create unique pet names that feel personal to their family.
What personality traits are associated with the name Casslyn?
Studies on name perception suggest that Casslyn is often associated with balance and approachability. Of course, personality is shaped by experience, not a name — but the perception can influence first impressions throughout life.